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268256 (2005 NO19)
Classification: Main-belt Asteroid          SPK-ID: 2268256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981365781048076 4.3702e-08  
a 2.36876725540498 1.2012e-08 au
q 1.899427817092321 9.9306e-08 au
i 1.006658619673255 5.5955e-06 deg
node 182.1724481457634 0.00023096 deg
peri 145.4471619301726 0.00023143 deg
M 12.56356367524728 1.4059e-05 deg
tp 2458954.027893605011
(2020-Apr-14.52789361)
5.1823e-05 TDB
period 1331.625224708933
3.65
1.0129e-05
2.773e-08
d
yr
n .2703463356806634 2.0563e-09 deg/d
Q 2.83810669371764 1.4391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      5633 days (15.42 yr)  
   first obs. used      2005-06-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58778  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:22:10  

Additional Information
 Earth MOID = .888087 au 
 Jupiter MOID = 2.50533 au 
 T_jup = 3.519 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO433741  

268256 (2005 NO19)          Discovered 2005-Jul-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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